refer external libraries in VBCS

Summary:

Hi Experts

I want to make use of external JavaScript libraries i.e. after i include the script tag in HTML like below, I want to refer them in JavaScript function of my VBCS code

 <script src="https://reference.com/.js"/>

I'm not getting here how to access the external libraries, if I go with traditional approach of of HTML then I'm getting error saying cannot read property of utils

I want to make use of below sheejs library in vbcs

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